Home / 3,219,945.81-4,443,625.22-1,769,614.89

Finding the Fourth Proportional to 3,219,945.81, 4,443,625.22 and 1,769,614.89

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Solution

The fourth proportional to 3,219,945.81, 4,443,625.22 and 1,769,614.89 is: 2,442,123.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,945.81 : 4,443,625.22 = 1,769,614.89 : x
  2. Step 2: Convert to fraction form
    3,219,945.81/4,443,625.22 = 1,769,614.89/x
  3. Step 3: Cross multiply
    3,219,945.81x = 4,443,625.22 × 1,769,614.89
  4. Step 4: Simplify right side
    3,219,945.81x = 7,863,505,346,043.45
  5. Step 5: Solve for x
    x = 7,863,505,346,043.45/3,219,945.81
  6. Step 6: Final answer
    x = 2,442,123.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.